SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function mannWhitneyUTest (alias pair) (children 2)
     ExpressionList (children 2)
      Identifier left
      Identifier right
     ExpressionList (children 1)
      Literal \'two-sided\'
   ExpressionList (children 2)
    Function roundBankers (alias t_stat) (children 1)
     ExpressionList (children 2)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier pair
        Literal UInt64_1
      Literal UInt64_16
    Function roundBankers (alias p_value) (children 1)
     ExpressionList (children 2)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier pair
        Literal UInt64_2
      Literal UInt64_16
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier mann_whitney_test